From patchwork Thu Jan 13 17:15:27 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoshiaki Tamura X-Patchwork-Id: 476331 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id p0DHOQ8c018008 for ; Thu, 13 Jan 2011 17:24:27 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932511Ab1AMRYZ (ORCPT ); Thu, 13 Jan 2011 12:24:25 -0500 Received: from sh.osrg.net ([192.16.179.4]:36438 "EHLO sh.osrg.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757224Ab1AMRYZ (ORCPT ); Thu, 13 Jan 2011 12:24:25 -0500 Received: from fs.osrg.net (postfix@fs.osrg.net [10.0.0.12]) by sh.osrg.net (8.14.3/8.14.3/OSRG-NET) with ESMTP id p0DHJhg9031758; Fri, 14 Jan 2011 02:19:44 +0900 Received: from localhost (hype-nh0.osrg.net [10.72.1.48]) by fs.osrg.net (Postfix) with ESMTP id 406241B8004; Fri, 14 Jan 2011 02:19:40 +0900 (JST) From: Yoshiaki Tamura To: kvm@vger.kernel.org, qemu-devel@nongnu.org Cc: avi@redhat.com, anthony@codemonkey.ws, aliguori@us.ibm.com, mtosatti@redhat.com, dlaor@redhat.com, mst@redhat.com, kwolf@redhat.com, ananth@in.ibm.com, psuriset@linux.vnet.ibm.com, vatsa@linux.vnet.ibm.com, stefanha@linux.vnet.ibm.com, ohmura.kei@lab.ntt.co.jp, Yoshiaki Tamura Subject: [PATCH 05/19] vl.c: add deleted flag for deleting the handler. Date: Fri, 14 Jan 2011 02:15:27 +0900 Message-Id: <1294938941-9532-6-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> X-Mailer: git-send-email 1.7.1.2 In-Reply-To: <1294938941-9532-1-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> References: <1294938941-9532-1-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> X-Dispatcher: imput version 20070423(IM149) Lines: 49 X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Thu, 13 Jan 2011 17:24:27 +0000 (UTC) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (sh.osrg.net [192.16.179.4]); Fri, 14 Jan 2011 02:19:46 +0900 (JST) X-Virus-Scanned: clamav-milter 0.96.5 at sh X-Virus-Status: Clean Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org diff --git a/vl.c b/vl.c index 0292184..8bbb785 100644 --- a/vl.c +++ b/vl.c @@ -1140,6 +1140,7 @@ static void nographic_update(void *opaque) struct vm_change_state_entry { VMChangeStateHandler *cb; void *opaque; + int deleted; QLIST_ENTRY (vm_change_state_entry) entries; }; @@ -1160,8 +1161,7 @@ VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) { - QLIST_REMOVE (e, entries); - qemu_free (e); + e->deleted = 1; } void vm_state_notify(int running, int reason) @@ -1170,8 +1170,13 @@ void vm_state_notify(int running, int reason) trace_vm_state_notify(running, reason); - for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { - e->cb(e->opaque, running, reason); + QLIST_FOREACH(e, &vm_change_state_head, entries) { + if (e->deleted) { + QLIST_REMOVE(e, entries); + qemu_free(e); + } else { + e->cb(e->opaque, running, reason); + } } }